Skip to main content
Internet Archive's 25th Anniversary Logo
share Share

From Wikipedia:

Julius Fröbel

Carl Ferdinand Julius Fröbel was a German geologist and mineralogist, journalist, and democratic revolutionary already during the Vormärz era. He was active in Germany, Switzerland, the United States and South America at different times in his life... Read More

22
RESULTS

Show sorted alphabetically

Show sorted alphabetically

SHOW DETAILS
up-solid down-solid